Block-Symmetric and Block-Lower-Triangular Preconditioners for PDE-Constrained Optimization Problems

DOI10.4208/jcm.1301-m4234zbMath1299.65131OpenAlexW273993589MaRDI QIDQ5399635

Zhong Zheng, Guo-Feng Zhang

Publication date: 28 February 2014

Published in: Journal of Computational Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4208/jcm.1301-m4234

zbMATH Keywords

eigenvaluenumerical examplespreconditioningregularization parameterPDE-constrained optimizationGMRES methodssaddle-point matrixGalerkin finite-element discretization

Mathematics Subject Classification ID

Numerical optimization and variational techniques (65K10) Iterative numerical methods for linear systems (65F10) Existence theories for optimal control problems involving partial differential equations (49J20) Discrete approximations in optimal control (49M25) Preconditioners for iterative methods (65F08)

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